Results 1 to 10 of about 131,130 (311)

The role and value of distributed precipitation data in hydrological models [PDF]

open access: yesHydrology and Earth System Sciences, 2021
This study investigates the role and value of distributed rainfall for the runoff generation of a mesoscale catchment (20 km2). We compare four hydrological model setups and show that a distributed model setup driven by distributed rainfall only improves
R. Loritz   +3 more
doaj   +6 more sources

On the influence of cell size in physically-based distributed hydrological modelling to assess extreme values in water resource planning [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2012
This paper studies the influence of changing spatial resolution on the implementation of distributed hydrological modelling for water resource planning in Mediterranean areas.
M. Egüen   +4 more
doaj   +3 more sources

Variations in hydrological variables using distributed hydrological model in permafrost environment

open access: yesEcological Indicators, 2022
The Yangtze River Source Region (YaRSR) is located in the third polar region, the most threatened zone by global warming after the Arctic. Permafrost covers eighty percent of the total area of YaRSR, while the rest is seasonally frozen ground.
Naveed Ahmed   +7 more
doaj   +1 more source

A physically based distributed karst hydrological model (QMG model-V1.0) for flood simulations [PDF]

open access: yesGeoscientific Model Development, 2022
Karst trough and valley landforms are prone to flooding, primarily because of the unique hydrogeological features of karst landforms, which are conducive to the spread of rapid runoff.
J. Li   +5 more
doaj   +1 more source

A distributed hydrological forecast system and its application in predicting the flood caused by Mangkhut

open access: yesTropical Cyclone Research and Review, 2020
The currently used hydrological forecast system in China is mainly focused on flood, and the flood forecasting frameworks are typically based on point discharge measurements and predictions at discrete locations, hence they can't provide spatio-temporal ...
Aizhong Hou, Zhidan Hu, Hongchang Hu
doaj   +1 more source

Large-watershed flood forecasting with high-resolution distributed hydrological model [PDF]

open access: yesHydrology and Earth System Sciences, 2017
A distributed hydrological model has been successfully used in small-watershed flood forecasting, but there are still challenges for the application in a large watershed, one of them being the model's spatial resolution effect.
Y. Chen, J. Li, H. Wang, J. Qin, L. Dong
doaj   +1 more source

Evaluating a parsimonious watershed model versus SWAT to estimate streamflow, soil loss and river contamination in two case studies in Tietê river basin, São Paulo, Brazil

open access: yesJournal of Hydrology: Regional Studies, 2020
Study region: The Atibaia and Jacaré-Guaçu watersheds from the Tietê river basin, São Paulo, Brazil. Study focus: This study aims to compare estimates of flow, sediment yield and nutrients loads obtained from two distinct models with different structures
Franciane Mendonça dos Santos   +2 more
doaj   +1 more source

Simulating hydrological responses with a physically based model in a mountainous watershed [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
A physical and distributed approach was proposed by Reggiani et al. (1998) to describe the hydrological responses at the catchment scale. The rigorous balance equations for mass, momentum, energy and entropy are applied on the divided spatial domains ...
Q. Xu   +8 more
doaj   +1 more source

Improving flood forecasting capability of physically based distributed hydrological models by parameter optimization [PDF]

open access: yesHydrology and Earth System Sciences, 2016
Physically based distributed hydrological models (hereafter referred to as PBDHMs) divide the terrain of the whole catchment into a number of grid cells at fine resolution and assimilate different terrain data and precipitation to different cells.
Y. Chen, J. Li, H. Xu
doaj   +1 more source

Sub-daily precipitation-streamflow modelling of the karst-dominated basin using an improved grid-based distributed Xinanjiang hydrological model

open access: yesJournal of Hydrology: Regional Studies, 2022
Study region: Hekou karst basin, southwestern China. Study focus: The duality and complexity of hydrological behavior of karst systems pose challenges in precipitation-streamflow modelling, reliable hydrological models with high temporal resolution are ...
Wenzhe Yang   +3 more
doaj   +1 more source

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